strings (minimum 2.2.2.2.1)

ensemble

large number of performers, singing or playing

large number of performers, singing or/and playing

any number of orchestral string instruments (at least 16)

concerto for solo trumpet and large ensemble

solo piano, flexibly scored ensemble and live electronics

8 instruments

ensemble

solo piano and ensemble

any number of pitched instruments (at least 12)

twelve pianists on six pianos